单词查询
perforations
美[.pɜrfə'reɪʃ(ə)n]，英[.pɜː(r)fə'reɪʃ(ə)n]，
释义
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n. 穿孔；打眼；孔眼；射孔； 网络释义： 齿孔；射孔方案；冲孔；
例句
If requested, the rear perforations on the transverse edge can be set back and the edge can be finished to match the face of the plank.
如果被请求的，后方齿孔上的横向力，可以设置背部和优势，可以完成，以配合面临的木板。
One that grates, as an implement with sharp - edged slits and perforations on which to grate foods.
磨碎机用来摩擦的东西，如一种带有边缘锋利的切口和孔用来磨碎食物的器具。
Now physicians are using the same technology used to open clogged arteries to repair ruptures and perforations with less risk.
现在，内科医师运用与疏通阻塞血管相同的技术修补血管破裂。并且这样危险性较低。
Perforated concrete. These perforations allow both sound and light to pass through, but both are modified by the existence of the material.
多孔混凝土。小孔可使声音和光线穿过，但是声音和光线都会由于材料而发生改变。
Natural latex is poured into a pillow shaped mold with perforations; and what emerges is a spongy pillow .
天然乳胶枕是倾注了齿孔形状与塑造；什么是出现海绵枕头。
Stomach and intestinal perforations have been repaired and three pellets removed, including from the skull, but a further 12 remain.
胃肠穿孔已经缝合并取出三个弹丸，包括从头骨上，但还有12粒。
The characteristics and placement of the communication paths (perforations) can have significant influence on the productivity of the well.
连通通道（射孔孔眼）的特性和位置会对井的产能产生重大影响。
Close inspection shows that they are wearing masks with tiny perforations around the eye and nose area for seeing and breathing.
据近距离观察，原来他们戴了面具，眼部和鼻子附近有许多方便观看和呼吸的小孔。
There are perforations between each pair of stairs that provide the space with enough of natural sunlight.
每两个楼梯之间都有段间隙，些间隙空间提供了充足的自然光线。
Squeeze cementing operations may be performed to repair poor primary cement jobs, isolate perforations or repair damaged casing or liner.
挤水泥作业可用于修补初次注水泥作业留下的缺陷、隔离射孔孔眼或修理损坏的套管或衬管。
如果被请求的，后方齿孔上的横向力，可以设置背部和优势，可以完成，以配合面临的木板。
One that grates, as an implement with sharp - edged slits and perforations on which to grate foods.
磨碎机用来摩擦的东西，如一种带有边缘锋利的切口和孔用来磨碎食物的器具。
Now physicians are using the same technology used to open clogged arteries to repair ruptures and perforations with less risk.
现在，内科医师运用与疏通阻塞血管相同的技术修补血管破裂。并且这样危险性较低。
Perforated concrete. These perforations allow both sound and light to pass through, but both are modified by the existence of the material.
多孔混凝土。小孔可使声音和光线穿过，但是声音和光线都会由于材料而发生改变。
Natural latex is poured into a pillow shaped mold with perforations; and what emerges is a spongy pillow .
天然乳胶枕是倾注了齿孔形状与塑造；什么是出现海绵枕头。
Stomach and intestinal perforations have been repaired and three pellets removed, including from the skull, but a further 12 remain.
胃肠穿孔已经缝合并取出三个弹丸，包括从头骨上，但还有12粒。
The characteristics and placement of the communication paths (perforations) can have significant influence on the productivity of the well.
连通通道（射孔孔眼）的特性和位置会对井的产能产生重大影响。
Close inspection shows that they are wearing masks with tiny perforations around the eye and nose area for seeing and breathing.
据近距离观察，原来他们戴了面具，眼部和鼻子附近有许多方便观看和呼吸的小孔。
There are perforations between each pair of stairs that provide the space with enough of natural sunlight.
每两个楼梯之间都有段间隙，些间隙空间提供了充足的自然光线。
Squeeze cementing operations may be performed to repair poor primary cement jobs, isolate perforations or repair damaged casing or liner.
挤水泥作业可用于修补初次注水泥作业留下的缺陷、隔离射孔孔眼或修理损坏的套管或衬管。